Quote:
Originally Posted by mspired335i
So after getting a full blown tune , you were only able to improve your time by .7?. That tells you good a Jb4 really is . Nevertheless congratulations on getting into the 9's. That's fast !!.
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It's actually .12 and a tenth when you start getting down this low is a huge improvement.
Thanks and yes JB4 is a beast as well.